rw bsddf nogrpid block_validity dioread_nolock discard delalloc nowarn_on_error journal_checksum barrier auto_da_alloc user_xattr acl noquota resuid=0 resgid=0 errors=remount-ro commit=5 min_batch_time=0 max_batch_time=15000 stripe=0 data=ordered inode_readahead_blks=32 init_itable=10 max_dir_size_kb=0